1 | | Digital marketing : Strategy, implementation and practice / Dave Chaffey, Fiona Ellis-Chadwick . - Seventh edition. - Harlow, England : Pearson, 2019. - xxx, 545 pages : illustrations (chiefly color) ; 28 cm Mã xếp giá: 658.872 C433Đăng ký cá biệt: Lầu 2 KLF: 2000009072 |